15th April is tax day in Amurka, interesting choice of release date.
After spending too many hours (or days) punching an adding machine, breaking pencils, and wading through forms, schedules, attachments, instructions, et cetera, 'Merkins will collectively decide that what they REALLY needed this tax season was a wireless charging station doo-dad thingie affixed to the dining room table that is buried somewhere under a mountain of tax-related papers (I know it's there, I can see the legs between the paper and the floor) and will thus stampede to the mall after dropping the tax returns in the mail in order to spend their anticipated tax refunds on just such a necessity. Not the most unreasonable marketing hypothesis I've heard.